英语俚语“radiochemical dating”的翻译、释义、用法及例句-英语俚语辞典

俚语	radiochemical dating
释义	radiochemical dating Radioactive isotopes are used to measure fossils and other artifacts. While an organism is alive, it takes in isotopes. Once the organism dies, the isotopes do not enter the body anymore. Scientists can estimate how much of the radioactive isotopes were present in the body to begin with and then determine how much is currently left. "Radiochemical dating techniques are the most common method for age dating sediment cores over years or decades."
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